| 21. | The Berkeley Vale Project report indicates the main reasons for the decline in water vole populations.
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| 22. | There are waterfowl such as egrets, kingfishers and herons, and water voles are increasing in numbers.
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| 23. | Elsewhere the mean body mass has been reported as, although this figure includes immature water voles.
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| 24. | The wildlife includes some rare species such as Water vole, Dingy Skipper butterfly, and Ringed plover.
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| 25. | The trust carried out the first and second national water vole surveys in 1989-1990 and 1996-98.
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| 26. | This provides a valuable habitat for creatures ranging from moths to small amphibians and water voles.
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| 27. | The reserve forms part of the Berkeley Vale Water Vole Recovery Project s habitat enhancement scheme.
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| 28. | Water voles dig subterranean burrows that are connected to water sources, and are considered a semi-aquatic species.
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| 29. | The area is home to numerous endangered species including great crested newts, water voles and brown hares.
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| 30. | In winter ducks such as mallard, teal, wigeon, water voles are amongst the mammals in the reserve.
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